Question

8. If all pencils are pens and no pens are markers, then which of the following statements are true?
(a) No pencils are markers (b) Some markers are pencils
(c) Some pencils are markers (d) All pens are pencils​

Answer 1

Answer:

(a) No pencils are markers

Step-by-step explanation:

If all pencils are pens and no pens are markers

as all pencils are Pens and no pens are markers

hence no pencil are markers

(a) No pencils are markers

Some markers are pencils can not be true

as if marker is a pencil and all pencil are pen

=> Marker is a pen which is not possible as no pen are marker

Some pencils are markers can not be true

as if Pencil is a marker and all pencil are pen

=> Marker is a pen which is not possible as no pen are marker

All pens are pencils​ is not sure

as all Pencils are pen but there can be pen which are not pencils

Hence  No pencils are markers is correct

Answer 2

(d)All pens are pencils.